13894509915

Names of 13894509915

• Cardinal: 13894509915 can be written as Thirteen billion, eight hundred ninety-four million, five hundred nine thousand, nine hundred fifteen.

Scientific notation

• Scientific notation: 1.3894509915 × 10¹⁰

Factors of 13894509915

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 136

Divisors of 13894509915

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 11 13 15 33 37 39 45 55 65 67 99 111 117 143 165 169 185 195 201 333 335 407 429 481 495 507 555 585 603 715 737 845 871 1005 1221 1287 1443 1521 1665 1859 2035 2145 2211 2405 2479 2535 2613 3015 3663 3685 4329 4355 4489 5291 5577 6105 6253 6435 6633 7215 7437 7605 7839 9295 9581 11055 11323 12395 13065 13467 15873 16731 18315 18759 21645 22311 22445 26455 27269 27885 28743 31265 32227 33165 33969 37185 39195 40401 47619 47905 49379 56277 56615 58357 67335 68783 79365 81807 83655 86229 93795 96681 101907 111555 124553 136345 143715 148137 161135 166093 169845 175071 202005 206349 238095 245421 246895 281385 290043 291785 343915 354497 373659 409035 418951 431145 444411 483405 498279 509535 525213 619047 622765 641927 740685 758641 830465 875355 1031745 1063491 1120977 1227105 1256853 1450215 1494837 1772485 1827023 1868295 1925781 2094755 2159209 2222055 2275923 2491395 2626065 3095235 3190473 3209635 3770559 3793205 4608461 5317455 5481069 5604885 5777343 6284265 6477627 6827769 7474185 8345051 9135115 9628905 10796045 11379615 13825383 15952365 16443207 18852795 19432881 23042305 23751299 25035153 27405345 28069717 28886715 32388135 34138845 41476149 41725255 69126915 71253897 75105459 82216035 84209151 97164405 118756495 125175765 140348585 207380745 213761691 252627453 308766887 356269485 375527295 421045755 926300661 1068808455 1263137265 1543834435 2778901983 4631503305 13894509915
• Sum of all divisors σ(n): 29661257808
• Sum of proper divisors (its aliquot sum) s(n): 15766747893
• 13894509915 is an abundant number, because the sum of its proper divisors (15766747893) is greater than itself. Its abundance is 1872237978

Bases of 13894509915

• Binary: 1100111100001011010110010101011011₂
• Hexadecimal: 0x33C2D655B
• Base-36: 6DSFKGR

Squares and roots of 13894509915

• 13894509915 squared (13894509915²) is 193057405778033307225
• 13894509915 cubed (13894509915³) is 2682438038747062076438003635875
• The square root of 13894509915 is 117874.9757794249
• The cube root of 13894509915 is 2404.0735170087

Scales and comparisons

• 13,894,509,915 seconds is equal to 441 years, 41 weeks, 5 days, 2 hours, 5 minutes, 15 seconds.
• To count from 1 to 13,894,509,915 would take you about eight hundred eighty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13894509915 cubic inches would be around 200.3 feet tall.

Recreational maths with 13894509915

• 13894509915 backwards is 51990549831
• The number of decimal digits it has is: 11
• The sum of 13894509915's digits is 54
• More coming soon!